protected Long createTime;

    /** The weight of the URL queue. */
    protected float weight = 1.0f;

    /**
     * Constructs a new UrlQueueImpl instance.
     */
    public UrlQueueImpl() {
        // NOP
    }

    @Override
    public IDTYPE getId() {
        return id;
    }

    /*
     * (non-Javadoc)
     *

     */
    @Override
    public void offerAll(final String sessionId, final List<UrlQueueImpl<Long>> newUrlQueueList) {
        final Queue<UrlQueueImpl<Long>> urlQueueList = dataHelper.getUrlQueueList(sessionId);
        synchronized (urlQueueList) {
            final List<UrlQueueImpl<Long>> targetList = new ArrayList<>();
            for (final UrlQueueImpl<Long> urlQueue : newUrlQueueList) {
                if (isNewUrl(urlQueue, urlQueueList)) {

     * Creates a new queue if one doesn't exist.
     * @param sessionId the session ID
     * @return the URL queue for the session
     */
    public synchronized Queue<UrlQueueImpl<Long>> getUrlQueueList(final String sessionId) {
        Queue<UrlQueueImpl<Long>> urlQueueList = urlQueueMap.get(sessionId);
        if (urlQueueList == null) {
            urlQueueList = new LinkedList<>();
            urlQueueMap.put(sessionId, urlQueueList);

import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;

import org.codelibs.fess.crawler.entity.UrlQueue;
import org.codelibs.fess.crawler.entity.UrlQueueImpl;
import org.codelibs.fess.crawler.util.CrawlingParameterUtil;
import org.dbflute.utflute.core.PlainTestCase;

/**
 * @author hayato
 *
 */
public class HostIntervalControllerTest extends PlainTestCase {

	<!-- Entity -->
	<component name="accessResult" class="org.codelibs.fess.crawler.entity.AccessResultImpl" instance="prototype" >
	</component>
	<component name="urlQueue" class="org.codelibs.fess.crawler.entity.UrlQueueImpl" instance="prototype" >
	</component>

	<!-- Service -->
	<component name="urlQueueService" class="org.codelibs.fess.crawler.service.impl.UrlQueueServiceImpl" instance="prototype" >
	</component>

import org.opensearch.core.xcontent.XContentBuilder;

/**
 * OpenSearchUrlQueue is an implementation of {@link UrlQueue} for OpenSearch.
 */
public class OpenSearchUrlQueue extends UrlQueueImpl<String> implements ToXContent {

    /**
     * Creates a new instance of OpenSearchUrlQueue.
     */
    public OpenSearchUrlQueue() {
        // NOP
    }

    /**
     * Field name for ID.